Utility blade



FIG. 1 is a perspective view of a utility blade showing the new design;

FIG. 2 is a bottom view showing the new design.

FIG. 3 is a side view showing the new design.

FIG. 4 is a top view showing the new design; and,

FIG. 5 is a front view showing the new design.

We claim the ornamental design for a utility blade, as shown anddescribed.